889310945 has 8 divisors (see below), whose sum is σ = 1067487936. Its totient is φ = 711238896.

The previous prime is 889310911. The next prime is 889310969. The reversal of 889310945 is 549013988.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 889310945 - 2¹⁰ = 889309921 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 889310945.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6197 + ... + 42626.

It is an arithmetic number, because the mean of its divisors is an integer number (133435992).

Almost surely, 2^889310945 is an apocalyptic number.

It is an amenable number.

889310945 is a deficient number, since it is larger than the sum of its proper divisors (178176991).

889310945 is a wasteful number, since it uses less digits than its factorization.

889310945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52471.

The product of its (nonzero) digits is 311040, while the sum is 47.

The square root of 889310945 is about 29821.3169561641. The cubic root of 889310945 is about 961.6518670205.

The spelling of 889310945 in words is "eight hundred eighty-nine million, three hundred ten thousand, nine hundred forty-five".